Duff CM822157Z zinc trim tab anode designed to protect Mercury F25–F50 outboards and Mercruiser sterndrives from galvanic corrosion in marine environments.
- Part number: CM822157Z
- Material: Zinc sacrificial anode
- Fits: Mercury outboards F25–F50 and Mercruiser sterndrives
- Application: Trim tab / sacrificial anode
- Suitable for: Saltwater and brackish water
- Installation: Bolt-on replacement for OEM trim tabs
- Brand: Duff